Home / 114,758,121,018.12-158,416,994,850.36-74,132,845,279.24

Finding the Fourth Proportional to 114,758,121,018.12, 158,416,994,850.36 and 74,132,845,279.24

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Solution

The fourth proportional to 114,758,121,018.12, 158,416,994,850.36 and 74,132,845,279.24 is: 102,336,135,034.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,758,121,018.12 : 158,416,994,850.36 = 74,132,845,279.24 : x
  2. Step 2: Convert to fraction form
    114,758,121,018.12/158,416,994,850.36 = 74,132,845,279.24/x
  3. Step 3: Cross multiply
    114,758,121,018.12x = 158,416,994,850.36 × 74,132,845,279.24
  4. Step 4: Simplify right side
    114,758,121,018.12x = 11,743,902,568,843,898,257,408
  5. Step 5: Solve for x
    x = 11,743,902,568,843,898,257,408/114,758,121,018.12
  6. Step 6: Final answer
    x = 102,336,135,034.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.